Gardian


V. française


English version

Since 1984, the French Navy uses the Gardian in the Pacific area for surveillance missions. The US Coast Guard own 41 HU-25 A Guardian that they use since 1982. The Gardian is the first turbofan aircraft specifically designed for medium range surveillance in the 360 km (200 NM) perimeter.
lt is powered by two Garrett ATF 3-6 turbofan delivering a 2,420 daN (5,440 lb) take-off thrust. This advanced technology engine features a high by pass ratio and a very low specific fuel consumption. lt will meet the new environmental pollution and noise regulations. The Gardian is fitted with a modular navigation and surveillance system. This least cost blend of state-of-the-art equipment can be either highly sophisticated and redundant or very simple yet performing depending upon each countfy specific requirements. The studies conducted by so highly qualified operators as the US Cost Guard and the French Navy led to the definition of this multiversion aircraft. The operational capabilities of the Guardian include but are not limited to such missions as:

Arrangement

The aircraft is configured for ten persons : two pilots, one navigator, one radar operator, two search crew members seated at search windows and a side facing couch capable of accepting up to four additional passengers. The drop hatch for dropping survival gear is located in the middle aisle, of the cabin beside the search crew station and is electrically operated.

Crew arrangement

The general arrangement of the Gardian is as follows :

The Varan radar

The Varan radar is basically an Iguane radar designed for Atlantique 2 with an antenna adapted to the Gardian 50 nose.

Features :

  • a high compression ratio
  • very short puise alter compression
  • low peak power
  • frequency agility

(from notice Dassault Aviation)


Some Gardian's pictures

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